Meson
Electron
Neutron
Proton
Of the four landmarks of medical history given bellow, which one was the first to take place?
Oils and fats are
Oils and fats are obtained from
Old written material which cannot be read easily can be read by
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
On a clear night, we can see nearly _ stars with naked eyes
On a night when the sky is clear, the temperature may dip considerably; on a cloudy night the temperature will usually dip much less. The reason for this difference is that
Ondometer is a -
One can distinguish a telescope from a microscope by observing
One carat of diamond is equal to
